Hey now, it's not Bielefeld. In Ohio at least, the word it's concealing is taboo enough that nobody who does know wants to explain to their more-sheltered coworkers why the situation is funny. (Clearly the filter wasn't designed in Australia.)
The Register has lots of readers outside the UK, and it has never shied from -- on the contrary, seems it positively delights in -- blowing this stuff up in its pages.
(There's a ridiculously large list of innuendo place names for tiny villages: https://anglotopia.net/ultimate-list-of-funny-british-place-... )